ST72T311 ST Microelectronics, ST72T311 Datasheet - Page 10

• Manufacturer Part Number: ST72T311
• Description: 8-BIT MCU WITH 8 TO 16K OTP/EPROM
• Manufacturer: ST Microelectronics

ST72E311 ST72T311
1.4 MEMORY MAP
Figure 7. Program Memory Map
Table 3. Interrupt Vector Map
10/100
Vector Address
10
FFEA-FFEBh
FFEC-FFEDh
FFFC-FFFDh
FFEE-FFEFh
FFE0-FFE1h
FFE2-FFE3h
FFE4-FFE5h
FFE6-FFE7h
FFE8-FFE9h
FFFA-FF FBh
FFFE-FFFFh
FFF0-FFF1h
FFF2-FFF3h
FFF4-FFF5h
FFF6-FFF7h
FFF8-FFF9h
01FFh
0200h / 0280h
E000h
007Fh
027Fh
BFFFh
C000h
FFDFh
FFFF h
0080h
FFE 0h
0000h
Interrupt & Reset Vectors
8K Bytes
Program
Memory
HW Registers
512 Bytes RAM
(see Table 3)
(see Table 4)
Reserved
384 Bytes RAM
16K Bytes
Program
Memoryl
TRAP (software) Interrupt Vector
External Interrupt Vector EI3
External Interrupt Vector EI2
External Interrupt Vector EI1
External Interrupt Vector EI0
TIMER B Interrupt Vector
TIMER A Interrupt Vector
SCI Interrupt Vector
SPI interrupt vector
RESET Vector
Description
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
0080h
00FFh
01FFh
01FFh
0100h
00FFh
027Fh
0080h
0200h
0100h
16-bit Addressing RAM
16-bit Addressing RAM
Short Addressing
RAM (zero page)
Short Addressing
RAM (zero page)
16-bit Addressing
256 Bytes Stack/
256 Bytes Stack/
External Interrupt
External Interrupt
External Interrupt
External Interrupt
Internal Interrupt
Internal Interrupt
Internal Interrupt
Internal Interrupt
Internal Interrupt
RAM
CPU Interrupt
Remarks